Open Thread: What's Your Favorite Programming Language?

While perhaps only our geekiest readers have a favorite programming language, it’s a useful question since so many web workers do know how to code, even if it’s just hacking up JavaScript and PHP on a WordPress installation.

So geeks: share your own programming language opinions here. What programming languages do you use right now? Which ones do you love? Are there any you want to take a closer look at? And what programming languages suck, in your (surely humble) opinion?